Binder



June 24, 1930. c. GREEN 1,766,071

BINDER Filed June 17, 1929 INVENTOR Leger a Green Patented a 251 930 f Iunimfg-STAT S;

o it i s in rrnnywAsHInGToNf i j B DE pp wefi emline The invention is abinder of the loose leafitype in which theleaves areipermanently held 7uponconcave-convex rings permanently mounted in the-covet v The objectof theinvention is to" provide simple and efiic'ient means forpermanently rholding'rings upon which leaves may-be freely mounted,in-abinder;

Another object of the invention is to prov vide a ring for binderswhich'isfofisuolr a moved from onepo'sition to' another thereon.v

Another object of theinvention is to pro- I vide a binder ring which is[so shaped'that 15,l-leaves may readily be "placed thereon.

' Alfiirtl er object ,of-the iinvention is-to provide a ring forbinders; that may readily be' heldin the binder fwitl" single on- Ineotion. I 1 v i 20 And a still furtheriobjeot ofthe invention f is toprovideatbinder in which thejleavcs are permanently mounted" and latthesame time freelyheld, whichisfof ausimpfle-and economical construction;a r

VVith these ends in" View thi invention em bodies a binderhavingawplurality;of con .cav o-convex rings substantially [forming asection of a helixwhen in Itheffre position and in which the ends ofthe, rings may be placed upon a rivet and permanently held afterf theleaves have been placed upon them.

1 Other features and advantages of the illfollowing description takeninconnection with p the draw ngs, wherein Figure'lis a view showing thedevice as it would vappear in use." r H Figure 2 s a new showing'pneofth rings morihted in the cover. r. v

Figure 3 is 'a' View. showing one of the ringsin. a free position; i v

Figure l'is a viewshowing a cross section through one of theirings, andalso showing 7 a portion of one of thej leaves mounted thereon. I

. Inthedrawing'the device is shown'as it wouldjbe made wherein numeral 1indicates 'one of the rings numeral 2 the binder'cover, and nume'ralBthe leaves. a

.jThe rings 1 are made of 9'when the rivet is drawn tight.

material having 1 929; jser rarno. 371,557.

a conc vo eomei cross" section; and are formed "so that they willsubstantially form the section of a helix when in the free posi; tion,as shown 1n F1gure3.; The ends may have'shortstr'aight zfiat sections asin; dioatedflby-the numerals 14; and 5 and these sections" are providedwith openings '6- that f shown in Figure '2. The rivet-7 maybep I v I-placedthroughthe'vertical backof-thefcover cross section that leaveslw'i'll'notj bind when I ma be placed over a tubular rivet 7, as rand-after the ringsfhavebeen plaoedithrough a V thej openings 8 inftheleaves 3the endsufot-j over hown sothat the rings will be per-'-;un'de'r the the firing, as ierivet may, f desired, be pro vi'dedivithfacomparatively large head as manent y; held fto' the-Q 351:1 back ofthe v ibind The binder baokxn vbe' reenforoed indicated by the numeral10- which will; hold the back rigidly against the plate or washer" Itwill be understood "that although rings are shown as belng of aconcave-convex section s they may be made of material 5 or any'othershape or design and may arranged'in any oth'ersuitable manner; V

It willbe understoodthat other changes 7 p I may be made in theconstruction without'de- "vcntion W111 be'readily understood from theparting fromjthe spirit of theaihventio'n.

One ofwhich changes maybe in the use of otlier;1ncans for holding therings inthe-" cover, another may be in the useof acover of a differenttype or design, andst'illianother may be in the formation of the endsof, thegrings. V

use" the device may beflprovide'd as shown and the leaves or pages maybe placed'uponl may be placed through the back of the the ringswith therings in the free position as shown 1n Figure-3 and then, thel'rivets395binder, and first one end and then the other end of the. rings placedupon the f'rivet s'; The end of the rivet may thenbeturned over i orriveted down againstthe ends ofthering is'o'rtl'la t' the "ring will berigidly heldQ T his 'willl form an'inexpensive type 'of binder of'theloose leaf typ'e an di n which the leaves are; perma ently held inthebinder and the "curvature ref the ril1gsgwill mal;e it pdssible tomovefthe leaves Withouthaving theleayes 5 b indilpo n t he ring."

r a, plurality of open, ringsfilpon Whieh the [leaves of the bi nderinzpyflbe placed, and l v elmezmsfer permanently clesing; attaching;Qand .rigidlylmlding the r ipgs 130 theiback v 30 .7 V

WhaLflI claim as new andfdesiie'rto seeureby beck of abinder cover;

.2. Inia binder fthe eh'aractef deseribech zijeover; a pluralityof'rings, saidvrings having openings'in the ends, and suitable 'ri'vet".

1 in-the backof'the binder Cover upon which .jthe ends, of the rings maybe placed, one

; up0n,the-othegand held. I .e 3. In a'binder ofthe' chataeterdescribed, 7

1m binder of l thel ehapaeterdescribed; at Ie'over,7a plurality-pf openend rings, and I v e livetsin theQhxdkgof 'fuheIbin dL-iteoVer tof"'Whiehthe 'ehds" Qfjtheringsdnay be pel' ll '1 [-35 rne tlyfattached'fiherete, and heldielosedl r c l": 1IntestimonyWhemef a ix y m' Ir 1 GREEN.

